Home / 31,395.96-43,326.81-17,248.50

Finding the Fourth Proportional to 31,395.96, 43,326.81 and 17,248.50

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Solution

The fourth proportional to 31,395.96, 43,326.81 and 17,248.50 is: 23,803.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,395.96 : 43,326.81 = 17,248.50 : x
  2. Step 2: Convert to fraction form
    31,395.96/43,326.81 = 17,248.50/x
  3. Step 3: Cross multiply
    31,395.96x = 43,326.81 × 17,248.50
  4. Step 4: Simplify right side
    31,395.96x = 747,322,482.29
  5. Step 5: Solve for x
    x = 747,322,482.29/31,395.96
  6. Step 6: Final answer
    x = 23,803.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.